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# Copyright 2015 The Shaderc Authors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import expect
from glslc_test_framework import inside_glslc_testsuite
from placeholder import FileShader
def assembly_comments():
return """
; SPIR-V
; Version: 1.0
; Generator: Google Shaderc over Glslang; 10
; Bound: 6
; Schema: 0"""
def empty_main_assembly():
return assembly_comments() + """
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Vertex %4 "main"
OpSource ESSL 310
OpName %4 "main"
%2 = OpTypeVoid
%3 = OpTypeFunction %2
%4 = OpFunction %2 None %3
%5 = OpLabel
OpReturn
OpFunctionEnd"""
def empty_main():
return '#version 310 es\nvoid main() {}'
@inside_glslc_testsuite('SpirvAssembly')
class TestAssemblyFileAsOnlyParameter(expect.ValidNamedObjectFile):
"""Tests that glslc accepts a SPIR-V assembly file as the only parameter."""
shader = FileShader(empty_main_assembly(), '.spvasm')
glslc_args = [shader]
expected_object_filenames = ('a.spv',)
@inside_glslc_testsuite('SpirvAssembly')
class TestDashCAssemblyFile(expect.ValidObjectFile):
"""Tests that -c works with SPIR-V assembly file."""
shader = FileShader(empty_main_assembly(), '.spvasm')
glslc_args = ['-c', shader]
@inside_glslc_testsuite('SpirvAssembly')
class TestAssemblyFileWithOnlyComments(expect.ValidObjectFile):
"""Tests that glslc accepts an assembly file with only comments inside."""
shader = FileShader(assembly_comments(), '.spvasm')
glslc_args = ['-c', shader]
@inside_glslc_testsuite('SpirvAssembly')
class TestEmptyAssemblyFile(expect.ValidObjectFile):
"""Tests that glslc accepts an empty assembly file."""
shader = FileShader('', '.spvasm')
glslc_args = ['-c', shader]
@inside_glslc_testsuite('SpirvAssembly')
class TestDashEAssemblyFile(expect.SuccessfulReturn, expect.NoGeneratedFiles):
"""Tests that -E works with SPIR-V assembly file."""
shader = FileShader(empty_main_assembly(), '.spvasm')
glslc_args = ['-E', shader]
@inside_glslc_testsuite('SpirvAssembly')
class TestDashSAssemblyFile(expect.SuccessfulReturn, expect.NoGeneratedFiles):
"""Tests that -S works with SPIR-V assembly file."""
shader = FileShader(empty_main_assembly(), '.spvasm')
glslc_args = ['-S', shader]
@inside_glslc_testsuite('SpirvAssembly')
class TestMultipleAssemblyFiles(expect.ValidObjectFile):
"""Tests that glslc accepts multiple SPIR-V assembly files."""
shader1 = FileShader(empty_main_assembly(), '.spvasm')
shader2 = FileShader(empty_main_assembly(), '.spvasm')
shader3 = FileShader(empty_main_assembly(), '.spvasm')
glslc_args = ['-c', shader1, shader2, shader3]
@inside_glslc_testsuite('SpirvAssembly')
class TestHybridInputFiles(expect.ValidObjectFile):
"""Tests that glslc accepts a mix of SPIR-V assembly files and
GLSL source files."""
shader1 = FileShader(empty_main_assembly(), '.spvasm')
shader2 = FileShader(empty_main(), '.vert')
shader3 = FileShader(empty_main(), '.frag')
glslc_args = ['-c', shader1, shader2, shader3]
@inside_glslc_testsuite('SpirvAssembly')
class TestShaderStageWithAssemblyFile(expect.ErrorMessage):
"""Tests that assembly files don't work with -fshader-stage"""
shader = FileShader(empty_main_assembly(), '.spvasm')
glslc_args = ['-c', '-fshader-stage=vertex', shader]
expected_error = [
shader, ": error: #version: Desktop shaders for Vulkan SPIR-V require "
"version 140 or higher\n",
shader, ":2: error: 'extraneous semicolon' :",
" not supported for this version or the enabled extensions\n",
shader, ":2: error: '' : syntax error, unexpected IDENTIFIER\n",
'3 errors generated.\n']
@inside_glslc_testsuite('SpirvAssembly')
class TestStdWithAssemblyFile(expect.ValidObjectFile):
"""Tests that --std= doesn't affect the processing of assembly files."""
shader = FileShader(empty_main_assembly(), '.spvasm')
glslc_args = ['-c', '-std=310es', shader]
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